Landscape with Two Saints: How Saint Genovefa of Paris and Saint Brigit of Kildare Built Christianity in Barbarian Europe (2009)

Gender and Christianity in Medieval Europe: New Perspectives (2008)

Women in Early Medieval Europe, 400-1100 (2002)

Land of Women: Tales of Sex and Gender From Early Ireland (1996)

Isle of the Saints: Monastic Settlement and Christian Community in Early Ireland (1990)